The act of stealing trays from Mickey D's and traveling to your nearest neighborhood park and busting your ass as you fly down the slide. (Note: alcohol and/or drugs can be combined with this practice to enhance the experience)
Guy 1: Yo G lets get drunk as fuck and hit up the slides tonight.
Guy 2: Alright bro, slide surfing it is.
Guy 2: Alright bro, slide surfing it is.
by The Gr8t Alexander December 28, 2009